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drm/i915/gvt: give the cmd parser decode_info a const treatment

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It doesn't need to be changed, make it const. The string literals should
anyway be referred to as const data.

The following gets moved to rodata section:

0000000000000410 l     O .rodata	0000000000000018 decode_info_mi
0000000000000390 l     O .rodata	0000000000000018 decode_info_3d_media
00000000000003e0 l     O .rodata	0000000000000018 decode_info_2d
0000000000000330 l     O .rodata	0000000000000018 decode_info_mfx_vc
00000000000002e0 l     O .rodata	0000000000000018 decode_info_vebox
0000000000000300 l     O .rodata	0000000000000028 sub_op_vebox
0000000000000360 l     O .rodata	0000000000000028 sub_op_mfx_vc
00000000000003c0 l     O .rodata	0000000000000020 sub_op_3d_media
0000000000000400 l     O .rodata	0000000000000010 sub_op_2d
0000000000000430 l     O .rodata	0000000000000010 sub_op_mi

Reviewed-by: Yan Zhao <yan.y.zhao@intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Signed-off-by: Zhenyu Wang <zhenyuw@linux.intel.com>
This commit is contained in:
Jani Nikula 2019-01-08 16:12:04 +02:00 • committed by Zhenyu Wang
parent ba64bd9639
commit ed8cce3016
1 changed files with 15 additions and 15 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

30
drivers/gpu/drm/i915/gvt/cmd_parser.c
View file

@ -55,10 +55,10 @@ struct sub_op_bits {
int low;
};
struct decode_info {
char *name;
const char *name;
int op_len;
int nr_sub_op;
struct sub_op_bits *sub_op;
const struct sub_op_bits *sub_op;
};
#define MAX_CMD_BUDGET 0x7fffffff
@ -485,12 +485,12 @@ struct parser_exec_state {
static unsigned long bypass_scan_mask = 0;
/* ring ALL, type = 0 */
static struct sub_op_bits sub_op_mi[] = {
static const struct sub_op_bits sub_op_mi[] = {
{31, 29},
{28, 23},
};
static struct decode_info decode_info_mi = {
static const struct decode_info decode_info_mi = {
"MI",
OP_LEN_MI,
ARRAY_SIZE(sub_op_mi),
@ -498,12 +498,12 @@ static struct decode_info decode_info_mi = {
};
/* ring RCS, command type 2 */
static struct sub_op_bits sub_op_2d[] = {
static const struct sub_op_bits sub_op_2d[] = {
{31, 29},
{28, 22},
};
static struct decode_info decode_info_2d = {
static const struct decode_info decode_info_2d = {
"2D",
OP_LEN_2D,
ARRAY_SIZE(sub_op_2d),
@ -511,14 +511,14 @@ static struct decode_info decode_info_2d = {
};
/* ring RCS, command type 3 */
static struct sub_op_bits sub_op_3d_media[] = {
static const struct sub_op_bits sub_op_3d_media[] = {
{31, 29},
{28, 27},
{26, 24},
{23, 16},
};
static struct decode_info decode_info_3d_media = {
static const struct decode_info decode_info_3d_media = {
"3D_Media",
OP_LEN_3D_MEDIA,
ARRAY_SIZE(sub_op_3d_media),
@ -526,7 +526,7 @@ static struct decode_info decode_info_3d_media = {
};
/* ring VCS, command type 3 */
static struct sub_op_bits sub_op_mfx_vc[] = {
static const struct sub_op_bits sub_op_mfx_vc[] = {
{31, 29},
{28, 27},
{26, 24},
@ -534,7 +534,7 @@ static struct sub_op_bits sub_op_mfx_vc[] = {
{20, 16},
};
static struct decode_info decode_info_mfx_vc = {
static const struct decode_info decode_info_mfx_vc = {
"MFX_VC",
OP_LEN_MFX_VC,
ARRAY_SIZE(sub_op_mfx_vc),
@ -542,7 +542,7 @@ static struct decode_info decode_info_mfx_vc = {
};
/* ring VECS, command type 3 */
static struct sub_op_bits sub_op_vebox[] = {
static const struct sub_op_bits sub_op_vebox[] = {
{31, 29},
{28, 27},
{26, 24},
@ -550,14 +550,14 @@ static struct sub_op_bits sub_op_vebox[] = {
{20, 16},
};
static struct decode_info decode_info_vebox = {
static const struct decode_info decode_info_vebox = {
"VEBOX",
OP_LEN_VEBOX,
ARRAY_SIZE(sub_op_vebox),
sub_op_vebox,
};
static struct decode_info *ring_decode_info[I915_NUM_ENGINES][8] = {
static const struct decode_info *ring_decode_info[I915_NUM_ENGINES][8] = {
[RCS] = {
&decode_info_mi,
NULL,
@ -616,7 +616,7 @@ static struct decode_info *ring_decode_info[I915_NUM_ENGINES][8] = {
static inline u32 get_opcode(u32 cmd, int ring_id)
{
struct decode_info *d_info;
const struct decode_info *d_info;
d_info = ring_decode_info[ring_id][CMD_TYPE(cmd)];
if (d_info == NULL)
@ -657,7 +657,7 @@ static inline u32 sub_op_val(u32 cmd, u32 hi, u32 low)
static inline void print_opcode(u32 cmd, int ring_id)
{
struct decode_info *d_info;
const struct decode_info *d_info;
int i;
d_info = ring_decode_info[ring_id][CMD_TYPE(cmd)];